Maintenance & Annuity Governance
Monitor USPTO 3.5, 7.5, and 11.5 year fee windows, surcharge deadlines, and projected budgets.
Tracked Maintenance Windows
306600
19 Future windows calculated
Currently Open Windows
2
$15400 in standard fee windows
Surcharge Grace Period
3
$23100 requiring immediate action
| Patent No. | Assignee | Annuity Stage | Window Opens | Payment Deadline | Surcharge Until | Fee Amount | Status | Action |
|---|---|---|---|---|---|---|---|---|
| US707A | — | 3.5 Years (Year 4) | 1841-04-23 | 1841-10-23 | 1842-04-24 | $2000.00 | Window Closed / Lapsed | Inspect |
| US1902A | — | 3.5 Years (Year 4) | 1843-12-14 | 1844-06-14 | 1844-12-14 | $2000.00 | Window Closed / Lapsed | Inspect |
| US1985A | — | 3.5 Years (Year 4) | 1844-02-18 | 1844-08-19 | 1845-02-18 | $2000.00 | Window Closed / Lapsed | Inspect |
| US2003A | — | 3.5 Years (Year 4) | 1844-03-11 | 1844-09-10 | 1845-03-12 | $2000.00 | Window Closed / Lapsed | Inspect |
| US2002A | — | 3.5 Years (Year 4) | 1844-03-11 | 1844-09-10 | 1845-03-12 | $2000.00 | Window Closed / Lapsed | Inspect |
| US2021A | — | 3.5 Years (Year 4) | 1844-03-28 | 1844-09-27 | 1845-03-29 | $2000.00 | Window Closed / Lapsed | Inspect |
| US2061A | — | 3.5 Years (Year 4) | 1844-04-23 | 1844-10-23 | 1845-04-24 | $2000.00 | Window Closed / Lapsed | Inspect |
| US2262A | — | 3.5 Years (Year 4) | 1844-09-17 | 1845-03-19 | 1845-09-18 | $2000.00 | Window Closed / Lapsed | Inspect |
| US2372A | — | 3.5 Years (Year 4) | 1844-11-24 | 1845-05-26 | 1845-11-25 | $2000.00 | Window Closed / Lapsed | Inspect |
| US707A | — | 7.5 Years (Year 8) | 1845-04-23 | 1845-10-23 | 1846-04-24 | $3760.00 | Window Closed / Lapsed | Inspect |
| US3287A | — | 3.5 Years (Year 4) | 1846-09-27 | 1847-03-29 | 1847-09-28 | $2000.00 | Window Closed / Lapsed | Inspect |
| US1902A | — | 7.5 Years (Year 8) | 1847-12-14 | 1848-06-14 | 1848-12-14 | $3760.00 | Window Closed / Lapsed | Inspect |
| US3899A | — | 3.5 Years (Year 4) | 1848-01-31 | 1848-08-01 | 1849-01-31 | $2000.00 | Window Closed / Lapsed | Inspect |
| US1985A | — | 7.5 Years (Year 8) | 1848-02-18 | 1848-08-19 | 1849-02-18 | $3760.00 | Window Closed / Lapsed | Inspect |
| US2003A | — | 7.5 Years (Year 8) | 1848-03-11 | 1848-09-10 | 1849-03-12 | $3760.00 | Window Closed / Lapsed | Inspect |
| US2002A | — | 7.5 Years (Year 8) | 1848-03-11 | 1848-09-10 | 1849-03-12 | $3760.00 | Window Closed / Lapsed | Inspect |
| US2021A | — | 7.5 Years (Year 8) | 1848-03-28 | 1848-09-27 | 1849-03-29 | $3760.00 | Window Closed / Lapsed | Inspect |
| US2061A | — | 7.5 Years (Year 8) | 1848-04-23 | 1848-10-23 | 1849-04-24 | $3760.00 | Window Closed / Lapsed | Inspect |
| US2262A | — | 7.5 Years (Year 8) | 1848-09-17 | 1849-03-19 | 1849-09-18 | $3760.00 | Window Closed / Lapsed | Inspect |
| US4215A | — | 3.5 Years (Year 4) | 1848-09-29 | 1849-03-31 | 1849-09-30 | $2000.00 | Window Closed / Lapsed | Inspect |
| US2372A | — | 7.5 Years (Year 8) | 1848-11-24 | 1849-05-26 | 1849-11-25 | $3760.00 | Window Closed / Lapsed | Inspect |
| US4396A | — | 3.5 Years (Year 4) | 1849-03-06 | 1849-09-05 | 1850-03-07 | $2000.00 | Window Closed / Lapsed | Inspect |
| US707A | — | 11.5 Years (Year 12) | 1849-04-23 | 1849-10-23 | 1850-04-24 | $7700.00 | Window Closed / Lapsed | Inspect |
| US4520A | — | 3.5 Years (Year 4) | 1849-05-15 | 1849-11-14 | 1850-05-16 | $2000.00 | Window Closed / Lapsed | Inspect |
| US4572A | — | 3.5 Years (Year 4) | 1849-06-12 | 1849-12-12 | 1850-06-13 | $2000.00 | Window Closed / Lapsed | Inspect |
| US4683A | — | 3.5 Years (Year 4) | 1849-08-07 | 1850-02-06 | 1850-08-08 | $2000.00 | Window Closed / Lapsed | Inspect |
| US5104A | — | 3.5 Years (Year 4) | 1850-05-07 | 1850-11-06 | 1851-05-08 | $2000.00 | Window Closed / Lapsed | Inspect |
| US3287A | — | 7.5 Years (Year 8) | 1850-09-27 | 1851-03-29 | 1851-09-28 | $3760.00 | Window Closed / Lapsed | Inspect |
| US5527A | — | 3.5 Years (Year 4) | 1851-04-25 | 1851-10-25 | 1852-04-25 | $2000.00 | Window Closed / Lapsed | Inspect |
| US1902A | — | 11.5 Years (Year 12) | 1851-12-14 | 1852-06-14 | 1852-12-14 | $7700.00 | Window Closed / Lapsed | Inspect |
| US3899A | — | 7.5 Years (Year 8) | 1852-01-31 | 1852-08-01 | 1853-01-31 | $3760.00 | Window Closed / Lapsed | Inspect |
| US1985A | — | 11.5 Years (Year 12) | 1852-02-18 | 1852-08-19 | 1853-02-18 | $7700.00 | Window Closed / Lapsed | Inspect |
| US2003A | — | 11.5 Years (Year 12) | 1852-03-11 | 1852-09-10 | 1853-03-12 | $7700.00 | Window Closed / Lapsed | Inspect |
| US2002A | — | 11.5 Years (Year 12) | 1852-03-11 | 1852-09-10 | 1853-03-12 | $7700.00 | Window Closed / Lapsed | Inspect |
| US2021A | — | 11.5 Years (Year 12) | 1852-03-28 | 1852-09-27 | 1853-03-29 | $7700.00 | Window Closed / Lapsed | Inspect |
| US2061A | — | 11.5 Years (Year 12) | 1852-04-23 | 1852-10-23 | 1853-04-24 | $7700.00 | Window Closed / Lapsed | Inspect |
| US2262A | — | 11.5 Years (Year 12) | 1852-09-17 | 1853-03-19 | 1853-09-18 | $7700.00 | Window Closed / Lapsed | Inspect |
| US4215A | — | 7.5 Years (Year 8) | 1852-09-29 | 1853-03-31 | 1853-09-30 | $3760.00 | Window Closed / Lapsed | Inspect |
| US6796A | — | 3.5 Years (Year 4) | 1852-10-15 | 1853-04-16 | 1853-10-16 | $2000.00 | Window Closed / Lapsed | Inspect |
| US2372A | — | 11.5 Years (Year 12) | 1852-11-24 | 1853-05-26 | 1853-11-25 | $7700.00 | Window Closed / Lapsed | Inspect |
| US6974A | — | 3.5 Years (Year 4) | 1852-12-24 | 1853-06-25 | 1853-12-25 | $2000.00 | Window Closed / Lapsed | Inspect |
| US4396A | — | 7.5 Years (Year 8) | 1853-03-06 | 1853-09-05 | 1854-03-07 | $3760.00 | Window Closed / Lapsed | Inspect |
| US7208A | — | 3.5 Years (Year 4) | 1853-03-25 | 1853-09-24 | 1854-03-26 | $2000.00 | Window Closed / Lapsed | Inspect |
| US4520A | — | 7.5 Years (Year 8) | 1853-05-15 | 1853-11-14 | 1854-05-16 | $3760.00 | Window Closed / Lapsed | Inspect |
| US4572A | — | 7.5 Years (Year 8) | 1853-06-12 | 1853-12-12 | 1854-06-13 | $3760.00 | Window Closed / Lapsed | Inspect |
| US7459A | — | 3.5 Years (Year 4) | 1853-06-24 | 1853-12-24 | 1854-06-25 | $2000.00 | Window Closed / Lapsed | Inspect |
| US4683A | — | 7.5 Years (Year 8) | 1853-08-07 | 1854-02-06 | 1854-08-08 | $3760.00 | Window Closed / Lapsed | Inspect |
| US5104A | — | 7.5 Years (Year 8) | 1854-05-07 | 1854-11-06 | 1855-05-08 | $3760.00 | Window Closed / Lapsed | Inspect |
| US3287A | — | 11.5 Years (Year 12) | 1854-09-27 | 1855-03-29 | 1855-09-28 | $7700.00 | Window Closed / Lapsed | Inspect |
| US8625A | — | 3.5 Years (Year 4) | 1855-01-05 | 1855-07-07 | 1856-01-06 | $2000.00 | Window Closed / Lapsed | Inspect |
| US8736A | — | 3.5 Years (Year 4) | 1855-02-16 | 1855-08-18 | 1856-02-17 | $2000.00 | Window Closed / Lapsed | Inspect |
| US8843A | — | 3.5 Years (Year 4) | 1855-03-30 | 1855-09-29 | 1856-03-30 | $2000.00 | Window Closed / Lapsed | Inspect |
| US8896A | — | 3.5 Years (Year 4) | 1855-04-20 | 1855-10-20 | 1856-04-20 | $2000.00 | Window Closed / Lapsed | Inspect |
| US5527A | — | 7.5 Years (Year 8) | 1855-04-25 | 1855-10-25 | 1856-04-25 | $3760.00 | Window Closed / Lapsed | Inspect |
| US9202A | — | 3.5 Years (Year 4) | 1855-08-17 | 1856-02-16 | 1856-08-17 | $2000.00 | Window Closed / Lapsed | Inspect |
| US3899A | — | 11.5 Years (Year 12) | 1856-01-31 | 1856-08-01 | 1857-01-31 | $7700.00 | Window Closed / Lapsed | Inspect |
| US9949A | — | 3.5 Years (Year 4) | 1856-08-15 | 1857-02-14 | 1857-08-16 | $2000.00 | Window Closed / Lapsed | Inspect |
| US4215A | — | 11.5 Years (Year 12) | 1856-09-29 | 1857-03-31 | 1857-09-30 | $7700.00 | Window Closed / Lapsed | Inspect |
| US6796A | — | 7.5 Years (Year 8) | 1856-10-15 | 1857-04-16 | 1857-10-16 | $3760.00 | Window Closed / Lapsed | Inspect |
| US10181A | — | 3.5 Years (Year 4) | 1856-10-31 | 1857-05-02 | 1857-11-01 | $2000.00 | Window Closed / Lapsed | Inspect |
| US10311A | — | 3.5 Years (Year 4) | 1856-12-12 | 1857-06-13 | 1857-12-13 | $2000.00 | Window Closed / Lapsed | Inspect |
| US6974A | — | 7.5 Years (Year 8) | 1856-12-24 | 1857-06-25 | 1857-12-25 | $3760.00 | Window Closed / Lapsed | Inspect |
| US10504A | — | 3.5 Years (Year 4) | 1857-02-06 | 1857-08-08 | 1858-02-07 | $2000.00 | Window Closed / Lapsed | Inspect |
| US4396A | — | 11.5 Years (Year 12) | 1857-03-06 | 1857-09-05 | 1858-03-07 | $7700.00 | Window Closed / Lapsed | Inspect |
| US7208A | — | 7.5 Years (Year 8) | 1857-03-25 | 1857-09-24 | 1858-03-26 | $3760.00 | Window Closed / Lapsed | Inspect |
| US4520A | — | 11.5 Years (Year 12) | 1857-05-15 | 1857-11-14 | 1858-05-16 | $7700.00 | Window Closed / Lapsed | Inspect |
| US11012A | — | 3.5 Years (Year 4) | 1857-06-05 | 1857-12-05 | 1858-06-06 | $2000.00 | Window Closed / Lapsed | Inspect |
| US4572A | — | 11.5 Years (Year 12) | 1857-06-12 | 1857-12-12 | 1858-06-13 | $7700.00 | Window Closed / Lapsed | Inspect |
| US7459A | — | 7.5 Years (Year 8) | 1857-06-24 | 1857-12-24 | 1858-06-25 | $3760.00 | Window Closed / Lapsed | Inspect |
| US11174A | — | 3.5 Years (Year 4) | 1857-06-26 | 1857-12-26 | 1858-06-27 | $2000.00 | Window Closed / Lapsed | Inspect |
| US11156A | — | 3.5 Years (Year 4) | 1857-06-26 | 1857-12-26 | 1858-06-27 | $2000.00 | Window Closed / Lapsed | Inspect |
| US11300A | — | 3.5 Years (Year 4) | 1857-07-10 | 1858-01-09 | 1858-07-11 | $2000.00 | Window Closed / Lapsed | Inspect |
| US11431A | — | 3.5 Years (Year 4) | 1857-07-31 | 1858-01-30 | 1858-08-01 | $2000.00 | Window Closed / Lapsed | Inspect |
| US4683A | — | 11.5 Years (Year 12) | 1857-08-07 | 1858-02-06 | 1858-08-08 | $7700.00 | Window Closed / Lapsed | Inspect |
| US11620A | — | 3.5 Years (Year 4) | 1857-08-28 | 1858-02-27 | 1858-08-29 | $2000.00 | Window Closed / Lapsed | Inspect |
| US12000A | — | 3.5 Years (Year 4) | 1857-11-27 | 1858-05-29 | 1858-11-28 | $2000.00 | Window Closed / Lapsed | Inspect |
| US12728A | J Van Geest Holding BV | 3.5 Years (Year 4) | 1858-04-16 | 1858-10-16 | 1859-04-17 | $2000.00 | Window Closed / Lapsed | Inspect |
| US5104A | — | 11.5 Years (Year 12) | 1858-05-07 | 1858-11-06 | 1859-05-08 | $7700.00 | Window Closed / Lapsed | Inspect |
| US8625A | — | 7.5 Years (Year 8) | 1859-01-05 | 1859-07-07 | 1860-01-06 | $3760.00 | Window Closed / Lapsed | Inspect |
| US14186A | — | 3.5 Years (Year 4) | 1859-02-04 | 1859-08-06 | 1860-02-05 | $2000.00 | Window Closed / Lapsed | Inspect |
| US8736A | — | 7.5 Years (Year 8) | 1859-02-16 | 1859-08-18 | 1860-02-17 | $3760.00 | Window Closed / Lapsed | Inspect |
| US8843A | — | 7.5 Years (Year 8) | 1859-03-30 | 1859-09-29 | 1860-03-30 | $3760.00 | Window Closed / Lapsed | Inspect |
| US8896A | — | 7.5 Years (Year 8) | 1859-04-20 | 1859-10-20 | 1860-04-20 | $3760.00 | Window Closed / Lapsed | Inspect |
| US5527A | — | 11.5 Years (Year 12) | 1859-04-25 | 1859-10-25 | 1860-04-25 | $7700.00 | Window Closed / Lapsed | Inspect |
| US14779A | — | 3.5 Years (Year 4) | 1859-04-29 | 1859-10-29 | 1860-04-29 | $2000.00 | Window Closed / Lapsed | Inspect |
| US9202A | — | 7.5 Years (Year 8) | 1859-08-17 | 1860-02-16 | 1860-08-17 | $3760.00 | Window Closed / Lapsed | Inspect |
| US15897A | — | 3.5 Years (Year 4) | 1859-10-14 | 1860-04-14 | 1860-10-14 | $2000.00 | Window Closed / Lapsed | Inspect |
| US16151A | — | 3.5 Years (Year 4) | 1859-12-02 | 1860-06-02 | 1860-12-02 | $2000.00 | Window Closed / Lapsed | Inspect |
| US16595A | — | 3.5 Years (Year 4) | 1860-02-10 | 1860-08-11 | 1861-02-10 | $2000.00 | Window Closed / Lapsed | Inspect |
| US17272A | — | 3.5 Years (Year 4) | 1860-05-11 | 1860-11-10 | 1861-05-12 | $2000.00 | Window Closed / Lapsed | Inspect |
| US18005A | — | 3.5 Years (Year 4) | 1860-08-10 | 1861-02-09 | 1861-08-11 | $2000.00 | Window Closed / Lapsed | Inspect |
| US9949A | — | 7.5 Years (Year 8) | 1860-08-15 | 1861-02-14 | 1861-08-16 | $3760.00 | Window Closed / Lapsed | Inspect |
| US18188A | — | 3.5 Years (Year 4) | 1860-09-14 | 1861-03-16 | 1861-09-15 | $2000.00 | Window Closed / Lapsed | Inspect |
| US6796A | — | 11.5 Years (Year 12) | 1860-10-15 | 1861-04-16 | 1861-10-16 | $7700.00 | Window Closed / Lapsed | Inspect |
| US10181A | — | 7.5 Years (Year 8) | 1860-10-31 | 1861-05-02 | 1861-11-01 | $3760.00 | Window Closed / Lapsed | Inspect |
| US10311A | — | 7.5 Years (Year 8) | 1860-12-12 | 1861-06-13 | 1861-12-13 | $3760.00 | Window Closed / Lapsed | Inspect |
| US6974A | — | 11.5 Years (Year 12) | 1860-12-24 | 1861-06-25 | 1861-12-25 | $7700.00 | Window Closed / Lapsed | Inspect |
| US10504A | — | 7.5 Years (Year 8) | 1861-02-06 | 1861-08-08 | 1862-02-07 | $3760.00 | Window Closed / Lapsed | Inspect |
| US7208A | — | 11.5 Years (Year 12) | 1861-03-25 | 1861-09-24 | 1862-03-26 | $7700.00 | Window Closed / Lapsed | Inspect |
| US11012A | — | 7.5 Years (Year 8) | 1861-06-05 | 1861-12-05 | 1862-06-06 | $3760.00 | Window Closed / Lapsed | Inspect |